Posterior Triangle Of Neck

  • July 2020
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Posterior triangle of neck 

Lies behind SCM.



Boundaries:

 1. 2. 3.

The triangle is covered by: Skin Sup fascia Deep fascia





1. 2.

Divisions of posterior Triangle: It is sub divided by inferior belly of omohyoid into: Occipital triangle (above) Supraclavicular triangle (below)



Occipital Triangle:



Boundaries:



Contents:

Vessels Nerves Lymph nodes



Supraclavicular Triangle:



Boundaries:



Contents:

Vessels Nerves Lymph nodes



Brachial plexus



Formation:



Situation:



Division:

Roots Trunks Divisions cords



Applied Anatomy



Brachial plexus nerve block



brachial plexus injuries- Erb’s paralysis, Klumpke’s paralysis



Common swellings



Torticollis



Cervical rib

Adson’s test Wright’s test Roos’s test

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